| Acronym | Definition |
|---|
| RPZ➣Runway Protection Zone (FAA) |
| RPZ➣Reduced Pressure Zone (backflow prevention in plumbing) |
| RPZ➣Residential Parking Zone |
| RPZ➣Registered Power Zone (UK) |
| RPZ➣Regional Pay Zone (various companies) |
| RPZ➣Reid Park Zoo (Tucson, AZ) |
| RPZ➣Ramensky Priborostroitelny Zavod (Russian avionics manufacturer) |
| RPZ➣Response Policy Zone (Domain Name System) |